package com.qcby.front.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.CorsConfigurationSource;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;

import java.util.Arrays;
import java.util.List;

@Configuration
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class SecurityConfig extends WebSecurityConfigurerAdapter {
    @Override
    @Bean
    public AuthenticationManager authenticationManagerBean() throws Exception {
        return super.authenticationManagerBean();
    }
    @Autowired
    private JwtAuthenticationTokenFilter jwtAuthenticationTokenFilter;
    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http
                //关闭csrf
                .csrf().disable()
//不通过Session获取SecurityContext
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
                .and()
                .authorizeRequests()
// 对于登录接口 允许匿名访问
                .antMatchers("/login").anonymous()
//jwt过滤器测试用，如果测试没有问题吧这里删除了
//                .antMatchers("/link/getAllLink").authenticated()
// 除上面外的所有请求全部不需要认证即可访问
                .anyRequest().permitAll();
        http.logout().disable();
//把jwtAuthenticationTokenFilter添加到SpringSecurity的过滤器链中
        http.addFilterBefore(jwtAuthenticationTokenFilter,
                UsernamePasswordAuthenticationFilter.class);
//允许跨域
        http.cors();
    }
    @Bean
    public CorsConfigurationSource corsConfigurationSource() {
        CorsConfiguration configuration = new CorsConfiguration();
        configuration.setAllowedOrigins(Arrays.asList("http://localhost:8080")); // 允许的源
        configuration.setAllowedMethods(Arrays.asList("GET", "POST", "PUT", "DELETE", "OPTIONS")); // 允许的方法
        configuration.setAllowedHeaders(Arrays.asList("Authorization", "Content-Type", "token", "istoken")); // 允许的头部
        configuration.setAllowCredentials(true); // 允许发送凭证（如 cookies）
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        source.registerCorsConfiguration("/**", configuration);
        return source;
    }

    @Bean
    public PasswordEncoder passwordEncoder(){
        return new BCryptPasswordEncoder();
    }



}
